Audrey Betz

Born: 1 June 1908, Lincoln, Nebraska, USA
Died: 21 May 1974, Glendale, Los Angeles County, California, USA

Leave Her to Heaven (1945) as Cook at the Robie Ranch (uncredited)

According to IMDB the cook serving dinner is Audrey Betz. She looks too old to me. The seated actors are Hugh Maguire, Betty Hannon and Ray Collins.

I Love Lucy: The Tour (1955) (Season 4, Episode 30) as Woman on bus

Audrey is the large lady sitting on Lucille Ball, with Vivian Vance struggling to contain herself.